Dr. Soumekh gave a brief summary of the structure and function of the gastrointestinal (GI) tract: The esophagus is a long muscular tube with a top and bottom valve. Food moves from the mouth through ...

Dr. Weiner is a pediatric endocrinologist at HSS and is board certified in pediatrics, pediatric endocrinology and obesity medicine. She is passionate about managing pediatric patients with various ...